== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 02:20:20 (1786429220)
llite.lustre-ffff9f7ac5db5000.statahead_max=1024
llite.lustre-ffff9f7ac5db5000.statahead_batch_max=32
llite.lustre-ffff9f7ac5db5000.statahead_min=64
llite.lustre-ffff9f7ac5db5000.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
total: 1000 create in 5.76 seconds: 173.72 ops/second
llite.lustre-ffff9f7ac5db5000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f7ac5db5000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f7ac5db5000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1786429235.826715105 secs.nsecs
start_time:               1786429231.859475368 secs.nsecs
elapsed_time:             3.967239737 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         5   5   8
4:		        10  11  19
8:		         6   6  26
16:		         4   4  31
32:		        59  68 100
snapshot_time:            1786429235.826769402 secs.nsecs
start_time:               1786429231.860601133 secs.nsecs
elapsed_time:             3.966168269 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786429266.864406361 secs.nsecs
start_time:               1786429231.859475368 secs.nsecs
elapsed_time:             35.004930993 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   5   9
4:		        10  11  20
8:		         6   6  27
16:		         4   4  32
32:		        59  67 100
snapshot_time:            1786429266.864473967 secs.nsecs
start_time:               1786429231.860601133 secs.nsecs
elapsed_time:             35.003872834 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity 1000
- aheadmany -c stat -N -s 0 -e 1000 -b f123i.sanity -d /mnt/lustre/d123i.sanity
total: 1000 create in 5.42 seconds: 184.43 ops/second
llite.lustre-ffff9f7ac5db5000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f7ac5db5000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f7ac5db5000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1786429284.500095099 secs.nsecs
start_time:               1786429278.846925454 secs.nsecs
elapsed_time:             5.653169645 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		         4   4   9
8:		         6   7  17
16:		         7   8  25
32:		        61  74 100
snapshot_time:            1786429284.500197096 secs.nsecs
start_time:               1786429278.847078170 secs.nsecs
elapsed_time:             5.653118926 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1786429316.009289242 secs.nsecs
start_time:               1786429278.846925454 secs.nsecs
elapsed_time:             37.162363788 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         4   4  10
8:		         6   7  18
16:		         7   8  26
32:		        61  73 100
snapshot_time:            1786429316.009365925 secs.nsecs
start_time:               1786429278.847078170 secs.nsecs
elapsed_time:             37.162287755 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786429325 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786429333 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9f7ac5db5000.enable_statahead_fname=1
llite.lustre-ffff9f7ac5db5000.statahead_min=8
llite.lustre-ffff9f7ac5db5000.statahead_batch_max=64
llite.lustre-ffff9f7ac5db5000.statahead_max=128